References
[1]. Csizér, K., & Dörnyei, Z. (2005). The internal structure of language learning motivation and its relationship with language choice and learning effort. The Modern Language Journal, 89(1),19-36.
[2]. Dörnyei, Z. (2005). The Psychology of the Language Learner: Individual Differences in Second Language Acquisition. Mahwah, NJ: Erlbaum.
[3]. Dörnyei, Z. (2009). The L2 motivational self system. Motivation, Language Identity and the L2 Self, 36(3), 9-11.
[4]. Dörnyei, Z., & Csizer, K. (1998). Ten Commandments for Motivating Language Learners: Results of an Empirical Study Language Teaching Research. Language Teaching Research, 2(3), 203-229.
[5]. Dörnyei, Z., & Csizér, K. (2002). Some dynamics of language attitudes and motivation: Results of a longitudinal nationwide survey. Applied Linguistics, 23(4), 421-462.
[6]. Dörnyei, Z., & Ottó, I. (1998). Motivation in action: A process model of L2 motivation. Working Papers in Applied Linguistics, 4, 43-69.
[7]. Dörnyei, Z., & Ushioda, E. (2009). Motivation, Language Identity and the L2 Self (Vol. 36). Multilingual Matters.
[8]. Gardner, R. C. (1985). The Attitude/motivation Test Battery: Technical Report. University of Western Ontario.
[9]. Gardner, R. C. (2001). Integrative motivation and second language acquisition. Motivation and Second Language Acquisition, 23, 1-19.
[10]. Gardner, R. C., Lalonde, R. N., & Moorcroft, R. (1985). The role of attitudes and motivation in second language learning: Correlational and experimental considerations. Language Learning, 35(2), 207-227.
[11]. Gardner, R. C., & Lambert, W. E. (1959). Motivational variables in second-language acquisition. Canadian Journal of Psychology/Revue canadienne de psychologie, 13(4), 266-272.
[12]. Islam, M., Lamb, M., & Chambers, G. (2013). The L2 motivational self system and national interest: A Pakistani perspective. System, 41(2), 231-244.
[13]. Kiany, G. R., Mahdavy, B., & Ghafar Samar, R. (2012). Motivational changes of learners in a traditional context of English education: A case study of high school students in Iran. International Journal of Research Studies in Language Learning, 2(1), 3-16.
[14]. Kim, T. (2009). The dynamics of L2 self and L2 learning motivation: A qualitative case study of Korean ESL students. English Teaching, 64(3), 49-70.
[15]. Kim, Y., & Kim, T. (2012). Korean Secondary School Students' L2 Learning Motivation: Comparing L2 Motivational Self-System with Socio-educational Model. English Language and Literature Teaching, 18(1), 1-19.
[16]. MacIntyre, P. D., MacKinnon, S. P., & Clément, R. (2009). Toward the development of a scale to assess possible selves as a source of language learning motivation. Motivation, Language Identity and the L2 Self. Bristol: Multilingual Matters, 193-214.
[17]. McDougall. (1932). The Energies of Men: A Study of the Fundamentals of Dynamic Psychology. Methuen, London.
[18]. Pakdel, B. (2013). The Historical Context of Motivation and analysis theories individual motivation. International Journal of Humanities and Social Science, 3(18), 240- 247.
[19]. Pintrich, P., & Schunk, D. (1996). The role of expectancy and self-efficacy beliefs. Motivation in Education: Theory, Research & Applications.
[20]. Rotter, J. B. (1954). Social Learning and Clinical Psychology. Englewood Cliffs, NJ, US: Prentice-Hall, Inc.
[21]. Skinner, B. E. (1974). About Behaviorism. New York: Vintage Books.
[22]. Taguchi, T., Magid, M., & Papi, M. (2009). The L2 motivational self system among Japanese, Chinese and Iranian learners of English: A comparative study. Motivation, Language Identity and the L2 Self. Bristol: Multilingual Matters, 66-97.
[23]. Ueki, M., & Takeuchi, O. (2012). Validating the L2 motivational self system in a Japanese EFL context: The interplay of L2 motivation, L2 anxiety, self-efficacy, and the perceived amount of information. Language Education & Technology, 49, 1-22.
[24]. Ushioda, E. (2009). A person-in-context relational view of emergent otivation, self and identity. In Dörnyei, Z., & Ushioda, E., (Eds.), Motivation, Language Identity and the L2 Self (pp. 215-228).
[25]. Vygotsky, L. (1978). Interaction between learning and development. Readings on the Development of Children, 23(3), 34-41.